Inorganic Solid Phases

Bi2Sr2CaFe2Oy (Sr2CaFe2Bi2O9) Crystal Structure

General Information

  • Phase Label(s): Sr2CaFe2Bi2O9
  • Structure Class(es):
  • Classification by Properties: intermediate valence, nonmetal
  • Mineral Name(s):
  • Pearson Symbol: oS64
  • Space Group: 67
  • Phase Prototype: (Sr0.4Ca0.6)(Sr0.7Ca0.2Bi0.1)2Fe2Bi2O9
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; Siemens D500 (determination of structural parameters), X-rays, Cu Kα1; λ = 0.1540598 nm (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): oxide
  • Interpretation Detail(s): complete structure determined; refinement in superspace, Rietveld refinement, wRP = 0.049; RB = 0.043
  • Sample Detail(s): powder (determination of cell and structural parameters)

Substance Summary

  • Standard Formula: Sr1.8CaFe2Bi2.2O9.22
  • Alphabetic Formula: Bi2.2CaFe2O9.22Sr1.8
  • Published Formula: Bi2Sr2CaFe2Oy
  • Refined Formula: Bi2.20CaFe2O9Sr1.80
  • Wyckoff Sequence: 67,m5kjg2
  • Z Formula Units: 4
  • Density: ρ = 6.53 Mg·m−3

Crystallographic Data

Cell Parameters

Published Data
Standardized Data
Unit Cell
Niggli-Reduced Cell
Space Group
a
b
c
α
β
γ
a/b
b/c
c/a
V

Atom Coordinates

Standardized

Site
Element
Wyckoff Symbol
Symmetry
X
Y
Z
Occupation
Co-ord. No.
Atomic Env.

Published

Site
Element
Wyckoff Symbol
Symmetry
X
Y
Z
Occupation

Displacement Parameters

Isotropic

Site
Published
U [nm2]
Type
Computed
Beq [nm2]

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1602853

  • Copyright

    ©Springer & Material Phases Data System (MPDS), Switzerland & National Institute for Materials Science (NIMS), Japan, 2016

  • Chief Editor

    Pierre Villars, Material Phases Data System (MPDS), CH-6354 Vitznau, Switzerland

    villars.mpds@bluewin.ch

  • Credits

    SpringerMaterials Release 2016.

    Data generated pre-2002: © Springer & MPDS & NIMS; post-2001: © Springer & MPDS

    All Rights Reserved. Version 2016.10.

    Project Coordinator: Shuichi Iwata

    Section-Editor: Karin Cenzual (Crystal Structures)

  • Cite this content

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